Return-Path: X-Original-To: archive-asf-public-internal@cust-asf2.ponee.io Delivered-To: archive-asf-public-internal@cust-asf2.ponee.io Received: from cust-asf.ponee.io (cust-asf.ponee.io [163.172.22.183]) by cust-asf2.ponee.io (Postfix) with ESMTP id 4FEAC200B49 for ; Wed, 3 Aug 2016 23:38:22 +0200 (CEST) Received: by cust-asf.ponee.io (Postfix) id 4E83C160AAA; Wed, 3 Aug 2016 21:38:22 +0000 (UTC) Delivered-To: archive-asf-public@cust-asf.ponee.io Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by cust-asf.ponee.io (Postfix) with SMTP id BCFAF160A5D for ; Wed, 3 Aug 2016 23:38:21 +0200 (CEST) Received: (qmail 57583 invoked by uid 500); 3 Aug 2016 21:38:20 -0000 Mailing-List: contact common-issues-help@hadoop.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Delivered-To: mailing list common-issues@hadoop.apache.org Received: (qmail 57569 invoked by uid 99); 3 Aug 2016 21:38:20 -0000 Received: from arcas.apache.org (HELO arcas) (140.211.11.28) by apache.org (qpsmtpd/0.29) with ESMTP; Wed, 03 Aug 2016 21:38:20 +0000 Received: from arcas.apache.org (localhost [127.0.0.1]) by arcas (Postfix) with ESMTP id 8B3FF2C0033 for ; Wed, 3 Aug 2016 21:38:20 +0000 (UTC) Date: Wed, 3 Aug 2016 21:38:20 +0000 (UTC) From: "Chen Liang (JIRA)" To: common-issues@hadoop.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Commented] (HADOOP-13466) Using a separate lock class to replace using class object lock MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-JIRA-FingerPrint: 30527f35849b9dde25b450d4833f0394 archived-at: Wed, 03 Aug 2016 21:38:22 -0000 [ https://issues.apache.org/jira/browse/HADOOP-13466?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15406663#comment-15406663 ] Chen Liang commented on HADOOP-13466: ------------------------------------- An initial patch added. > Using a separate lock class to replace using class object lock > -------------------------------------------------------------- > > Key: HADOOP-13466 > URL: https://issues.apache.org/jira/browse/HADOOP-13466 > Project: Hadoop Common > Issue Type: Improvement > Reporter: Chen Liang > Assignee: Chen Liang > Attachments: HADOOP-13466.001.patch > > > Add a separate lock class object into util, such that we can replace using class object lock. This would make it easier for us to understand locking behaviors. e.g., we may easily instrument the new lock class for better understanding of locking overhead. -- This message was sent by Atlassian JIRA (v6.3.4#6332) --------------------------------------------------------------------- To unsubscribe, e-mail: common-issues-unsubscribe@hadoop.apache.org For additional commands, e-mail: common-issues-help@hadoop.apache.org